Geodesic
Existence of solitons and generalized solitons for one-dimensional nonlinear equations
Teoretičeskaâ i matematičeskaâ fizika, Tome 24 (1975) no. 3, pp. 333-346 
A. S. Schwarz. Existence of solitons and generalized solitons for one-dimensional nonlinear equations. Teoretičeskaâ i matematičeskaâ fizika, Tome 24 (1975) no. 3, pp. 333-346. http://geodesic.mathdoc.fr/item/TMF_1975_24_3_a4/
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Voir la notice de l'article provenant de la source Math-Net.Ru

Existence of particle-like solutions of some translation – invariant one-dimensional equations is proved.

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